* {
    padding: 0;
    margin: 0;
}

html, body {
    height: 100%;
    font-size: 100%;
    box-sizing: border-box;
    font-family: "Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;
}

*, *:before, *:after {
    box-sizing: inherit;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
    outline: none;
}
